Skip to product information
Harley-Davidson 43859-00
  • This aluminum finned headbolt bridge covers both headbolts and the spark plug, filling out your cylinder fins all the way to the rocker box
  • Easy to install with unique headbolt mounts
  • Sold in pairs
  • Includes all necessary mounting hardware
  • Fits 1999-2017 Twin Cam-equipped models with electronic fuel injection
  • Replaces OEM: 43859-00

You may also like

Have a question about this product?

Send us a message and we'll get back to you as soon as possible.